If you are not sure if the website you want to visit is safe, you can check it out here. Enter the address (url) of the website and see the invisible elements, such as a header or meta data.
site address:butler.faculty.asu.ed...
favicon.ico:
site title:Redirecting you...
Url ContentHyperText Markup Language (HTML)
MIME Type / Internet Media Typetext/html
MIME Type text
File Extension.html
More Details (link to:)Wikipedia: HTML
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Header

HTTP/1.1 200 OK
Date Sun, 21 Apr 2019 10:17:25 GMT
Server Apache/2
Last-Modified Sat, 31 Mar 2012 01:39:38 GMT
ETag de-4bc8007c24ce0
Accept-Ranges bytes
Vary Accept-Encoding,User-Agent
Content-Encoding gzip
Content-Length 202
Content-Type text/html

Meta Tags

title="Redirecting you..."
http-equiv="REFRESH" content="0;url=htt???/butler.lab.asu.edu/index.html"

Load Info

page size222
load time (s)2.820579
redirect count0
speed download71
server IP129.219.115.70


* all occurrences of the string "http://" have been changed to "htt???/"